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Fig. 4 A proposed mechanism for the oxidation of 1 with O
reduction of 2 with p-hydroquinone. H is from the solvent of acetonitrile
containing a small amount of H O.
2
2
and the
+
(
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1
ˆ
8
A. Domingos, I. Lopes, J. C. Waerenborgh, N. Marques, G. Y. Lin,
constitutes the first monomeric p-semiquinonato d-block
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complex of any kind. We investigated its oxidation reaction
III,IV
with O to access a mixed-valence bis(m-oxo) Mn
complex.
2
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2
This work was supported by Grants-in-Aid: 26000008
Specially promoted Research), 26810038, 26410074, 25620047,
(
2
5248017 and 24109016 from the Ministry of Education, Culture,
Sports, Science and Technology (MEXT), Japan, the World Premier
International Research Centre Initiative (WPI) and the Basic
Research Programs CREST Type from JST, Japan.
1
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Chem. Commun., 2014, 50, 13059--13061 | 13061